import math

a = math.floor(1.5)
b = math.ceil(1.5)
print(a, b)
c = math.pow(2, 0)
d = math.fabs(-3)
e = math.sqrt(4)
f = math.modf(3.14)
g = math.fsum([1, 2, 3])
print(c, d, e, f, g)
h = math.copysign(1, -2)
i = math.copysign(-1, 2)
print(h, i)
print(math.pi, math.e)

print(math.gcd(10, 15, 25, 55))
print(math.lcm(2, 3, 5))
